Chopper 3.1 Gallon Gas Tank. Universal chopper style tank has a right side petcock opening, and a fuel capacity of 3.1 gallons. It has front and rear mounting tabs. It accepts a 1974 and earlier 3/8 National Pipe Thread style petcock. The two rear holes in the bottom side rear of the tank are for a cross over fuel line and accept a 1/4 National Pipe Thread fuel fitting.

Check the tank for flaws and fit before painting. Do not grind or sand the seams or joints. Clean the inside of the tank.